
STON Myeongdong · Lifting
Thermage FLX:
what to ask first
It is a medical device that uses radiofrequency energy. Here is what the device is, with the questions worth checking before your consultation.
Book a consultationThermage FLX is a medical device that uses radiofrequency energy for wrinkles around the eyes and on the face. The official Korean site describes it as a general-purpose electrosurgical device that coagulates tissue. Whether to treat and how far is decided with the medical team during your exam.

A device that uses radiofrequency energy
The official Thermage Korea site describes Thermage as a general-purpose electrosurgical device that uses radiofrequency energy to coagulate tissue for wrinkles around the eyes and on the face.
Source: Thermage FLX · Solta Medical Korea
If you have an implanted electronic device
The manufacturer's materials for clinicians list implanted electronic devices, such as a pacemaker or an implantable defibrillator, as a contraindication. If this applies to you, tell us before the consultation.
Source: Thermage FLX · Important Safety Information
Skin thickness differs from person to person
Skin is layered into epidermis, dermis and subcutaneous fat, and both the thickness and the depth of the fat differ from person to person. Ask in the consultation which layer the treatment targets and whether your own thickness can be checked.
- 1Understand the layers
- 2Ask about your thickness
- 3Discuss the area

A diagram showing the order of the layers. The thickness proportions are not to scale.
Prepare your questions
Jot down short answers to the questions below. The first one relates to whether treatment is possible, so please check it.
Electronic devices implanted in your body
If you have an electronic device inside your body, such as a pacemaker or an implantable defibrillator, tell us before the consultation starts.
The spot that bothers you most
Writing down the specific area, around the eyes or on the face, makes the consultation quicker.
Recent treatments
Lasers, injections, other device treatments: the type and roughly when, as best you recall.
Medications you take
Names of oral and topical medicines. A photo of the packaging is fine.
Current skin problems
Let us know in advance about wounds, inflammation or an ongoing skin condition.
What you want to ask
Note your questions, such as how long it lasts, what the treatment feels like, or life afterwards.
Also read by people looking into Thermage FLX
Before your consultation
What kind of device is Thermage FLX?
A medical device that uses radiofrequency energy for wrinkles around the eyes and on the face. The official Korean site describes it as a general-purpose electrosurgical device that coagulates tissue.
How long do the results last?
How long it lasts can differ with the condition of your skin. Tell us in the consultation about the change you hope for and any important dates.
Does the treatment hurt?
You may feel heat during the treatment, and what people feel can differ from person to person. If it worries you, say so in the consultation.
Is there anything to be careful about before treatment?
An implanted electronic device such as a pacemaker or an implantable defibrillator is listed as a contraindication. Side effects such as redness, swelling or burns can occur after treatment. Also tell us in advance about medications you take, recent treatments and the condition of your skin.
Where is STON Myeongdong?
Lotte Hotel Seoul Main Tower 9F, 30 Eulji-ro, Jung-gu, Seoul, next to Euljiro 1(il)-ga Station on Line 2.
This page is general information to help you prepare for a consultation. It does not replace diagnosis or treatment decisions. Whether a treatment suits you is decided by our physicians after an examination, and results and side effects vary from person to person.
Bring your questions with you
Lotte Hotel Seoul Main Tower 9F, 30 Eulji-ro, Jung-gu, Seoul